PT - JOURNAL ARTICLE AU - Markley, Herbert G. AU - Cheronis, John C.D. AU - Piepho, Robert W. TI - Verapamil in prophylactic therapy of migraine AID - 10.1212/WNL.34.7.973 DP - 1984 Jul 01 TA - Neurology PG - 973--973 VI - 34 IP - 7 4099 - http://n.neurology.org/content/34/7/973.short 4100 - http://n.neurology.org/content/34/7/973.full SO - Neurology1984 Jul 01; 34 AB - We conducted a double-blind, placebo-controlled crossover study of verapamil HCI in the prophylaxis of chronic migraine headaches. Verapamil significantly reduced both headache frequency and duration with few side effects. The drug may be useful for a segment of the migraine population refractory to other prophylactic agents or for those who cannot tolerate the side effects of other drugs.